脊柱截骨专业知识宣讲.pptx

脊柱畸形截骨术 成人严重僵硬脊柱畸形，包含冠状位和失状位畸形。经过截骨最终取得失状位和冠状位平衡，缓解疼痛，坚固融合及预防深入畸形。脊柱截骨专业知识宣讲第1页脊柱截骨专业知识宣讲第2页脊柱截骨专业知识宣讲第3页失状位失衡1、节段性tape1（segmental）:SVA5cm without knee flexion or hip hyperextension Ideal sagittal alignment is described as SVA50 mm,PT 12 cm),sharp,angular kyphosis etl；脊柱截骨专业知识宣讲第11页A wide laminectomy is performedOsteotomy line horizontal to the sacrumPlacing the temporary rodclosed over the rods while the hips and knees are hyperextended脊柱截骨专业知识宣讲第12页Interbody fusion can be done as either a TLIF or an ALIF procedure脊柱截骨专业知识宣讲第13页Bone-disc-bone osteotomy(BDBO)correction rates 35 to 60The main indications are deformities with the disc space as the apex or center of rotational axis(CORA)and severe sagittal plane deformities脊柱截骨专业知识宣讲第14页Type 1 bone-disc-bone osteotomy(BDBO).脊柱截骨专业知识宣讲第15页Type 2 BDBO.脊柱截骨专业知识宣讲第16页Type 3 BDBO.脊柱截骨专业知识宣讲第17页pedicle screws at least two levels below and three levels above A titanium mesh cage can be placed anteriorly if desired.脊柱截骨专业知识宣讲第18页Vertebral column resection（VCR）in 1922 by MacLennanindicated for rigid multiplanar deformities,sharp angulated deformities,emivertebra resections,resectable spinal tumours,posttraumatic deformities,and spondyloptosis.脊柱截骨专业知识宣讲第19页脊柱截骨专业知识宣讲第20页脊柱截骨专业知识宣讲第21页